"Tractatus 1" . . . . "https://github.com/scta-texts/Bhy7bd" . . . . . . . . . . . . . . . . . . . . . . . . "2" . "Tractatus 1" . . . "De animae essentia" . "0002" . "Bhy7bd-d1e80" . "draft" . . "0002" . . . .